Nursing bra top



FIG. 1 is a front elevational view of a nursing bra top, showing my new design;

FIG. 2 is a back elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a front and right side perspective view thereof.

The broken lines depicting the human form in FIG. 5 are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for nursing bra top, as shown and described. 